<Columns IsGapless>
    <Column>
        <Notification Color="Color.Primary">No Gap</Notification>
    </Column>
    <Column>
        <Notification Color="Color.Primary">No Gap</Notification>
    </Column>
    <Column>
        <Notification Color="Color.Primary">No Gap</Notification>
    </Column>
    <Column>
        <Notification Color="Color.Primary">No Gap</Notification>
    </Column>
</Columns>